
import { mapGetters } from 'vuex'

export default {
  computed: {
    ...mapGetters('m_cart', ['total'])
  },
  watch: {
    total(newTotal){
      this.setBadge()
    }
  },
  onShow() {
    this.setBadge()
  },
  methods: {
    setBadge(){
      uni.setTabBarBadge({
        index: 2,
        text: ''+this.total
      })
    }
  }
}